Warning: require_once(Zend/Application.php): failed to open stream: No such file or directory in /public_html/realizacje/index.php on line 11

Fatal error: require_once(): Failed opening required 'Zend/Application.php' (include_path='/library:.:/usr/local/php/php74/share/pear:/usr/local/share/pear') in /public_html/realizacje/index.php on line 11